contestada

which set of numbers can represent the side length, of an actue triangle
A) 4, 5, 7
B) 5, 7, 8
C) 6, 7, 10
D) 7, 9, 12

Respuesta :

Answer:

Option B.

Step-by-step explanation:

In an acute angled triangle c^2 < a^2 + b^2  where  c is the longest side.

Look at Choice B:-

8^2 = 64

5^2 = 25

7^2 = 49

5^2 + 7^2 = 74

So it's B.

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